Home / 115,426.30-173,139.45-95,743.30

Finding the Fourth Proportional to 115,426.30, 173,139.45 and 95,743.30

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Solution

The fourth proportional to 115,426.30, 173,139.45 and 95,743.30 is: 143,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,426.30 : 173,139.45 = 95,743.30 : x
  2. Step 2: Convert to fraction form
    115,426.30/173,139.45 = 95,743.30/x
  3. Step 3: Cross multiply
    115,426.30x = 173,139.45 × 95,743.30
  4. Step 4: Simplify right side
    115,426.30x = 16,576,942,303.19
  5. Step 5: Solve for x
    x = 16,576,942,303.19/115,426.30
  6. Step 6: Final answer
    x = 143,614.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.